Question

Find the mean
mean of the first ten multiple of 7​

Answer 1

Answer:

38.5

Step-by-step explanation:

First 10 multiples of 7 are :7, 14, 21, 28, 35, 42, 49, 56, 63, 70

Mean = sum of all observation divided by number of observation

Sum of observation = 7+14+ 21+28+35+42+ 49+56+ 63+70 = 385

No of observation = 385 = 385 divided by 10 = 38.5

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Answer 2

Answer:

First ten multiples of 7 are : 7, 14, 21, 28, 35, 42, 49, 56, 63, 70

Mean = sum of total numbers ÷ totalnumbers

= 385 / 10

= 38.5